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Antinociceptive properties in mice of a lectin isolated from the marine alga Amansia multifida Lamouroux BJMBR
Neves,S.A.; Freitas,A.L.P.; Souza,B.W.S.; Rocha,M.L.A.; Correia,M.V.O.; Sampaio,D.A.; Viana,G.S.B..
The antinociceptive effects of a lectin (LEC) isolated from the marine alga Amansia multifida were determined in Swiss mice. The LEC (1, 5, and 10 mg/kg) inhibited acetic acid-induced abdominal writhings in a dose-dependent manner after intraperitoneal or oral administration. A partial but significant inhibition of writhings was observed after the combination of LEC (10 mg/kg) with avidin (1 mg/kg), a potent inhibitor of the hemmaglutinant activity of the lectin. However, total writhing inhibition was demonstrable in the group of mice treated with LEC plus mannose (1 mg/kg), as compared to LEC alone or to control groups. Furthermore, avidin and mainly mannose also play a role in antinociception, somehow facilitating the interaction of LEC with its active...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Red algae; Amansia multifida; Lectin; Antinociceptive effects; Mannose-specific lectin.
Ano: 2007 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-879X2007000100016
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